SIMATIC PLC子网中的PROFIBUS-FDL服务的应用

Application of PROFIBUS-FDL Service in SIMATIC Net

本文在阐述西门子 PLC的各种通信子网基础上介绍了 PROFIBUS－ FDL服务的特点，重点说明了使用 PROFIBUS－ FDL服务的工控系统的组网、软件配置和通信函数的使用方法。

This paper introduces the characteristic of PROFIBUS－ FDL based on the explanation of different kinds of SIMATIC PLC subnet.The emphasis is link,soft configuration and the using of the communication function blocks of the automatic system with PROFIBUS－ FDL Service.